package com.use;

import com.xiaoqiang.Dog;

/**
 * @Author Stringzhua
 * @Date 2024/3/1 13:29
 * description:
 */
public class Test {
    public static void main(String[] args) {
        Dog dog = new Dog();
        System.out.println(dog);//com.xiaoqiang.Dog@4554617c @4554617c是hashCode()的十六进制值
        com.xiaoming.Dog dog1 = new com.xiaoming.Dog();
        System.out.println(dog1);//com.xiaoming.Dog@74a14482
        System.out.println(Math.abs(-1));
    }
}
